<?php

namespace app\admin\controller;

use app\common\controller\Backend;

/**
 * 广告管理
 *
 * @icon fa fa-circle-o
 */
class Adimg extends Backend {

    /**
     * Ad模型对象
     * @var \app\admin\model\Ad
     */
    protected $model = null;

    public function _initialize() {
        parent::_initialize();
        $this->model = new \app\admin\model\Ad;
    }

    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */
    public function index() {
        //设置过滤方法
        $this->request->filter(['strip_tags']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            $other_where[] = ['type', '=', '1'];
            list($where, $sort, $order, $offset, $limit) = $this->buildparams(null, null, $other_where, ['ad_id' => 'a.ad_id', 'createtime' => 'a.createtime']);


            $total = db('ad')
                    ->distinct(true)
                    ->field('a.ad_id')
                    ->alias('a')
                    ->join('fa_ad_item ai', 'a.ad_id = ai.ad_id', 'left')
                    ->where($where)
                    ->order($sort, $order)
                    ->column('a.ad_id');

            $total = count($total);

            $ad_ids = db('ad')
                    ->distinct(true)
                    ->field('a.ad_id')
                    ->alias('a')
                    ->join('fa_ad_item ai', 'a.ad_id = ai.ad_id', 'left')
                    ->where($where)
                    ->order($sort, $order)
                    ->limit($offset, $limit)
                    ->column('a.ad_id');

            $list = $this->model
                    ->where('ad_id', 'in', $ad_ids)
                    ->select();

            $list = collection($list)->toArray();

            if ($list) {
                foreach ($list as &$val) {
                    $position = db('ad_item')->where('ad_id', $val['ad_id'])->column('position');

                    $position_text = [];
                    foreach ($position as $p) {
                        switch ($p) {
                            case 1:
                                $position_text[] = '首页';
                                break;
                            case 2:
                                $position_text[] = '确认订单页';
                                break;
                            case 3:
                                $position_text[] = '付款页';
                                break;
                            case 4:
                                $position_text[] = '付款成功页';
                                break;
                        }
                    }
                    
                    $val['position'] = implode('/', $position_text);
                }
            }

            $result = array("total" => $total, "rows" => $list);

            return json($result);
        }
        return $this->view->fetch();
    }

    /**
     * 添加
     */
    public function add() {
        if ($this->request->isPost()) {
            $params = $this->request->post("row/a");
            if ($params) {
                if ($this->dataLimit && $this->dataLimitFieldAutoFill) {
                    $params[$this->dataLimitField] = $this->auth->id;
                }
                try {
                    $params['type'] = 1;
                    //是否采用模型验证
                    if ($this->modelValidate) {
                        $name = str_replace("\\model\\", "\\validate\\", get_class($this->model));
                        $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.add' : true) : $this->modelValidate;
                        $this->model->validate($validate);
                    }
                    $position = $params['position'];
                    unset($params['position']);
                    $ad_id = db('ad')->insertGetId($params);

                    if ($position) {
                        foreach ($position as $k => $v) {
                            if ($v) {
                                $data['ad_id'] = $ad_id;
                                $data['position'] = $k;
                                $data['ad_img'] = $v;

                                db('ad_item')->insert($data);
                            }
                        }
                    }

                    if ($ad_id) {
                        $this->success();
                    } else {
                        $this->error($this->model->getError());
                    }
                } catch (\think\exception\PDOException $e) {
                    $this->error($e->getMessage());
                } catch (\think\Exception $e) {
                    $this->error($e->getMessage());
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }
        return $this->view->fetch();
    }

    /**
     * 编辑
     */
    public function edit($ids = NULL) {
        $row = $this->model->get($ids);
        if (!$row)
            $this->error(__('No Results were found'));
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds)) {
            if (!in_array($row[$this->dataLimitField], $adminIds)) {
                $this->error(__('You have no permission'));
            }
        }
        if ($this->request->isPost()) {
            $params = $this->request->post("row/a");
            if ($params) {
                try {
                    //是否采用模型验证
                    if ($this->modelValidate) {
                        $name = basename(str_replace('\\', '/', get_class($this->model)));
                        $validate = is_bool($this->modelValidate) ? ($this->modelSceneValidate ? $name . '.edit' : true) : $this->modelValidate;
                        $row->validate($validate);
                    }
                    $result = $row->allowField(true)->save($params);

                    $position = $params['position'];
                    unset($params['position']);

                    db('ad_item')->where('ad_id', $ids)->delete();

                    if ($position) {
                        foreach ($position as $k => $v) {
                            if ($v) {
                                $data['ad_id'] = $ids;
                                $data['position'] = $k;
                                $data['ad_img'] = $v;

                                db('ad_item')->insert($data);
                            }
                        }
                    }
                    if ($result !== false) {
                        $this->success();
                    } else {
                        $this->error($row->getError());
                    }
                } catch (\think\exception\PDOException $e) {
                    $this->error($e->getMessage());
                } catch (\think\Exception $e) {
                    $this->error($e->getMessage());
                }
            }
            $this->error(__('Parameter %s can not be empty', ''));
        }

        $list = db('ad_item')->where('ad_id', $ids)->select();

        if ($list) {
            foreach ($list as $val) {
                $this->view->assign('position' . $val['position'], $val);
            }
        }

        $this->view->assign('list', $list);
        $this->view->assign("row", $row);
        return $this->view->fetch();
    }

}
